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GS Paper: GS3-15.Science and Technology- Developments and their Applications and Effects in Everyday Life.

  • How AI can help chart pathways of sustainable development for India

    Why in the News?

    With 270 million people set to move to Indian cities in the next 20 years, rapid urbanization will bring major challenges. AI can help tackle these by improving data handling and coordination, supporting India’s vision for a developed nation by 2047.

    How can AI technologies be effectively integrated into India’s sustainable development strategies?

    • AI-Driven Decision Support: AI systems, such as decision support models, can assess impacts of policy decisions (e.g., zoning changes) by simulating various outcomes. This aids urban planning by providing insights into environmental and economic effects.
    • Enhancing Urban Infrastructure: AI can improve last-mile connectivity for public transport, making it more efficient and accessible by continuously analyzing data on transit needs and traffic patterns.
    • Multimodal Urban Transit Systems: AI can support seamless integration of multiple forms of urban transport, allowing coordinated planning for buses, trains, and other transit modes on a digital platform.
    • Digital Twins for Municipal Governance: AI-based digital twins of cities can assist municipal governments in monitoring and predicting urban needs, streamlining operations, and making governance more responsive and data-driven.
    • Energy Distribution and Environmental Monitoring: AI technologies can optimize energy distribution networks, as seen in partnerships like Airawat and Adani, and enable high-precision air and water quality monitoring for real-time governance action.

    What ethical and regulatory frameworks are necessary to ensure responsible AI deployment?

    • Data Privacy and Security: With the vast data required for AI in urban planning, robust data privacy laws are essential to protect individual and community information.
    • Transparency and Accountability: AI decisions, especially those affecting urban infrastructure and environmental policies, should be transparent. Regulatory bodies should ensure AI-driven decisions can be audited, and stakeholders are accountable for outcomes.
    • Equity and Inclusivity: AI systems must avoid biases that could disadvantage marginalized communities. Regulations should mandate fairness, requiring AI models to consider equitable access and outcomes for all socioeconomic groups.
    • Environmental Sustainability Mandates: Given India’s resource constraints, frameworks should prioritize energy-efficient and environmentally conscious AI deployments. Environmental impact assessments should be integrated into the approval process for new AI systems.

    What collaborative efforts are required among stakeholders to maximize AI’s impact on sustainable development?

    • Public-Private Partnerships (PPP): Effective collaboration between government, industry, and research institutions, as demonstrated by Airawat’s partnerships with Adani and TCS, can drive advancements in sustainable energy and urban management systems.
    • Government Oversight and Support: Ministries like the Ministry of Housing and Urban Affairs (MOHUA) play an essential role in offering guidance and oversight, ensuring AI initiatives align with national sustainability objectives and regulations.
    • Research and Academic Collaboration: Involvement of academic institutions such as IITs, as seen with Airawat, brings research rigor and technical expertise to AI solutions, fostering innovation tailored to India’s unique needs.
    • Community Engagement: Collaborating with local communities ensures that AI solutions are grounded in real needs, enhancing acceptance and the relevance of AI in addressing local sustainability challenges.
    • Standardized AI Governance Platforms: Partnerships, such as those with eGovernance Foundation’s DIGIT platform, are essential to create uniform AI governance tools that can be scaled across multiple cities, promoting a cohesive approach to sustainable development across India.

    Mains PYQ:

    Q Major cities of India are becoming vulnerable to flood conditions. Discuss. (UPSC IAS/2016)

  • Boeing 737’s ‘defective’ Rudder System

    Boeing 737’s ‘defective’ Rudder System

    Why in the News?

    • Certain variants of the Boeing 737, equipped with a rollout guidance actuator, are being investigated due to concerns about a potential jammed or restricted rudder control system.

    What is a Rudder?

    • The rudder is like the steering tool for an airplane.
    • It’s part of the tail and helps the plane move left or right, similar to how a boat’s rudder steers on water.
    • It’s important for making turns, landing in windy conditions, and keeping the plane going straight, especially if one of the engines fails.

    What does a Rudder Rollout Guidance Actuator do?

    • It is a special device that helps the plane control its direction during landings when the plane is flying automatically with the autopilot.
    • It’s especially useful during landings in bad weather with poor visibility, making sure the plane stays on the correct path on its own.

    Why are certain Boeing 737 Planes being checked?

    • Some Boeing 737 planes are being inspected because of a possible problem with their rudder system, which helps steer the plane during landing.
    • An issue came up after a United Airlines flight in February 2024 had a situation where the rudder got stuck during landing, and the pilots had to work harder to control the plane.
    • Investigators found that a part called the rudder rollout guidance actuator might have moisture and corrosion problems, which can cause the rudder to jam.
    • This problem might affect a small number of Boeing 737 planes that use this system for automatic landings in bad weather.

  • How did the Haber-Bosch process change the world?

    Why in the News?

    One hundred million tonnes of nitrogen are extracted from the atmosphere and transformed into fertilizer through the Haber-Bosch process, adding 165 million tonnes of reactive nitrogen to the soil.

    What is the Nitrogen molecule and how is it availed in Nature?

    • The nitrogen molecule (N2) consists of two nitrogen atoms joined by a triple bond, sharing three pairs of electrons. This triple bond makes the molecule extremely stable and nearly inert, requiring a significant amount of energy (946 kJ/mol) to break.
      • When the triple bond is broken, nitrogen atoms can form reactive nitrogen compounds like ammonia (NH3), ammonium (NH4+), or nitrates (NO3–). 
      • These compounds are essential for plant growth as they help synthesize enzymes, proteins, and amino acids.
    • Lightning generates enough energy to break the N2 triple bond, producing nitrogen oxides (NO and NO2) that can combine with water vapor to form nitric and nitrous acids. These acids add reactive nitrogen to the soil through rainfall.
    • Certain bacteria, such as Azotobacter and Rhizobia, fix atmospheric nitrogen through biological processes.
      • Rhizobia forms symbiotic relationships with legumes, while Azolla, an aquatic fern, also fixes nitrogen via its symbiotic cyanobacterium.

    The Haber-Bosch process synthesizes ammonia by reacting nitrogen (N2) with hydrogen (H2) under high pressure (200 atm) and moderate temperature (200°C), using a catalyst (typically iron oxides).

    What is the Haber-Bosch process?

    • The Haber-Bosch process synthesizes ammonia by reacting nitrogen (N2) with hydrogen (H2) under high pressure (200 atm) and moderate temperature (200°C), using a catalyst (typically iron oxides).
    • The process was developed by Fritz Haber, who found that high pressure and a suitable catalyst were key to converting nitrogen to ammonia efficiently. The setup was scaled up by Carl Bosch, leading to the first ammonia production plant in 1913.

    What are the downsides of fertilizers?

    • Environmental Impact: While synthetic nitrogen fertilizers have significantly increased food production, they have also led to negative environmental effects:
      • Over-fertilization: Excess nitrogen application results in reactive nitrogen being released into the atmosphere, contributing to acid rain and soil degradation.
      • Water Pollution: Nitrogen runoff from agricultural fields enters freshwater and coastal ecosystems, leading to eutrophication, which causes oxygen depletion and harms aquatic life.
      • Human Health Concerns: High nitrogen levels in drinking water can pose health risks.
    • Socio-Economic Challenges: Despite increased food production, issues such as starvation, malnutrition, and unequal food distribution persist, highlighting that technological solutions like fertilisers are insufficient; social and political action is also needed.

    Way forward: 

    • Promote Sustainable Fertilizer Use: Encourage the adoption of precision agriculture techniques, such as soil testing and site-specific nutrient management, to optimize fertilizer application. This approach minimizes over-fertilization, reduces nitrogen runoff, and mitigates environmental damage.
    • Strengthen Policy and Regulatory Frameworks: Governments should implement and enforce policies to regulate nitrogen fertilizer use, ensuring that environmental safety standards are met.

  • What is OpenAI o1?

    Why in the News?

    • OpenAI has introduced OpenAI o1, the first in a series of advanced AI models under its ‘Project Strawberry’ initiative.
      • This new model is designed for tackling more complex tasks in science, coding, and maths.

    About OpenAI o1 

    • This model has been built to approach problems like humans, carefully considering various angles before arriving at an answer.
    • It improves its performance by learning from different perspectives and checking its output for errors.
    • In trials, the upcoming version of the o1 model performed on par with PhD students in areas like physics, chemistry, and biology, and excelled particularly in maths and coding.
    • For instance, it solved 83% of problems in a math contest, compared to earlier versions which solved just 13%.
      • In coding, the model ranked higher than 89% of participants.

    Key Features and Offerings

    • OpenAI is also releasing OpenAI o1-Mini, an economical version designed for developers, offering similar reasoning capabilities at 80% lower cost compared to the o1-preview version.
    • The o1 model excels in generating and debugging complex code and is expected to assist in software development, data analysis, and problem-solving tasks.

    Safety Measures

    • OpenAI has introduced new training methods to ensure the safety of these models, improving their ability to follow safety guidelines and prevent AI jail-breaking.
      • Jailbreaking is a form of hacking that aims to bypass an AI model’s ethical safeguards and elicit prohibited information.
    • In safety tests, the new version scored 84/100, a significant improvement from the previous 22/100 score.
    • The company is collaborating with UK and US governments on AI safety and conducting red teaming to identify and address any weaknesses.

  • A look at ongoing Indian Space Missions

    Why in the News?

    Since Chandrayaan 3’s successful moon landing on August 23, 2023 and its declaration of National Space Day, ISRO has remained highly active with several key missions, despite a quieter phase at Sriharikota.

    Key Missions and Milestones:

    Details Date
    Chandrayaan 3
    • Successful Moon landing by Vikram lander.
    • August 23 declared as India’s National Space Day.
    		 August 23, 2023
    Aditya L1
    • Solar science mission to study the Sun.
    • Reached Earth-Sun L1 point on January 6, 2024.
    • Studied solar storm in May 2024.
    		 Launched: September 2, 2023
    L1 Orbit: January 6, 2024
    Gaganyaan TV-D1
    • First abort mission for Gaganyaan program.
    • Tested Crew Escape System (CES); crew module recovered by INS Shakthi.
    		 October 21, 2023
    XPoSat
    • X-ray Polarimeter Satellite to study radiation polarization.
    • Second such space observatory after NASA’s IPEX.
    		 Launched: January 1, 2024
    INSAT-3DS
    • Meteorological satellite launched to support GSLV credibility for NISAR mission.
    • Enhances weather forecasting capabilities.
    		 Launched: February 17, 2024
    RLV-TD (Pushpak)
    • Reusable Launch Vehicle tests (LEX-02 and LEX-03) conducted.
    • Simulated landing conditions for future Orbital Return Flight.
    		 LEX-02: March 22, 2024
    LEX-03: June 7, 2024
    SSLV
    • Final development flight of Small Satellite Launch Vehicle (SSLV).
    • Successfully placed EOS-08 and SR-0 Demosat in orbit.
    		 August 16, 2024
    ISRO Roadmaps
    • 25-year roadmap until 2047.
    • Plans for crewed lunar missions, sample-return missions, and the Bharatiya Antariksh Station (BAS) by 2035.
    		 Announced: December 2023
    Next-Generation Launch Vehicle (NGLV)
      • New 3-stage launch vehicle under development to replace GSLV.
    • Powered by semi-cryogenic, liquid, and cryogenic engines.
    • Project report submitted to Union Cabinet.
    		 Project report submitted: February 2024
    NSIL Missions
    • Agreement with SpaceX for GSAT-20/GSAT-N2 launch.
    • SSLV launch service agreement with an Australian company.
    		 2024
    Private Space Missions
    • Agnikul Cosmos launched SoRTeD-01, first semi-cryogenic engine vehicle from Indian soil.
    • Skyroot and Dhruva Space progressing with tests and launches.
    		 2024
    IN-SPACe Initiatives
    • Released ‘Norms, Guidelines, and Procedures for Authorisation of Space Activities’.
    • Granted first satellite broadband license to Eutelsat
    • OneWeb and first ground station service license to Dhruva Space.
    • 100 % Direct FDI policy.
    		 2024

  • In an electric vehicle, what is Regenerative Braking?

    Why in the News?

    The Regenerative Braking device market is set to witness immense growth during the period 2024-2031 due to rise in prominence of e-vehicles.

    What is Regenerative Braking? 

    Regenerative braking is a technology used in electric and hybrid vehicles to capture and reuse energy that would otherwise be lost during braking.

    How Does It Work?

    1. Normal Braking: In a traditional vehicle, when you brake, the car’s kinetic energy (the energy it has while moving) is turned into heat and wasted.
    2. Regenerative Braking: 
    • In cars with regenerative braking, when you press the brake pedal, the electric motor runs in reverse.
    • This reverse action slows down the car, just like traditional brakes.
    • Instead of converting kinetic energy into heat, the motor converts it back into electrical energy.
    • This electrical energy is then stored in the vehicle’s battery for later use.
    1. Energy Conversion: This reversed motor converts the kinetic energy of the moving car into electrical energy.
    2. Energy Storage: The electrical energy produced is sent back to the car’s battery and stored for future use, such as powering the vehicle or running electrical systems.

    Significance:

    • Energy Efficiency: Saves energy by reusing it, reducing the need for frequent battery recharges.
    • Extended Range: Helps electric and hybrid vehicles travel further on a single charge.
    • Less Wear and Tear: Reduces wear on traditional brake components, leading to lower maintenance costs.

    Example: Imagine riding a bicycle down a hill. Normally, if you press the brakes, you slow down and the energy goes away as heat. But if you could somehow capture that energy and use it to help you pedal back up the hill, that would be similar to what regenerative braking does in a car.

     

    How does a Motor become a Generator?

    • A motor consists of a rotor (which rotates) and a stator (which is stationary). 
      • The stator contains magnets or electromagnets, while the rotor has current-carrying coils.
    • The Lorentz Force acts on the charged particles in the magnetic field, causing the rotor to spin.
    • In a generator, mechanical energy induces a current in the stator EVs can implement regenerative braking by switching the traction motor between these configurations.

    Downsides of Regenerative Braking

    • Regenerative braking alone often cannot bring a vehicle to a complete stop and must be supplemented by conventional braking systems.
    • Regenerative brakes may not prevent vehicles from backsliding downhill.
    • The efficiency of energy recovery drops as the vehicle’s speed decreases, though regenerative brakes are beneficial in stop-start traffic.

    Other Ways to Recover Energy

    • The design of a regenerative brake depends on the form of energy conversion. EVs convert mechanical energy into electrical energy stored in batteries or supercapacitors.
    • Flywheels can store mechanical energy by increasing angular momentum, useful in applications like Formula One racing and satellite navigation.
    • Kinetic energy can also be used to compress air, which can be useful for starting internal combustion engines.
    PYQ:

    [2021] Magnetite particles, suspected to cause neurodegenerative problems, are generated as environmental pollutants from which of the following?​

    1. Brakes of motor vehicles​

    2. Engines of motor vehicles​

    3. Microwave stoves within homes​

    4. Power plants​

    5. Telephone line​

    Select the correct answer using the code given below.​

    a)1, 2, 3 and 5 only​

    b)1, 2 and 4 only​

    c)3, 4 and 5 only​

    d)1, 2, 3, 4 and 5​

     

  • The ANRF plan has got off on the wrong foot  

    Why in the News? 

    In 2023, the Anusandhan National Research Foundation (ANRF) Bill was passed by both Houses of Parliament, heralding a significant new initiative aimed at promoting and advancing research in India, particularly within the country’s universities and colleges.

    About 2019 National Research Foundation (NRF) Project Report

    • Objective: The 2019 NRF project report emphasized the goal of seeding, growing, and facilitating research in India, particularly within universities and colleges.
    • Aim: The project aimed to create an environment where research could thrive free from bureaucratic constraints, providing a funding boost and fostering collaboration with industry partners.
    • Scope and Structure: NRF will have five major divisions: Sciences, Technology, Social Sciences, Humanities, and Arts
    • Priority: A top priority mentioned in the report was “growing outstanding research cells already existing at State Universities.”

     

    Lack of Industry Representation in India:

    • Governing Bodies Composition: The ANRF Governing Board and Executive Council lack representation from key organizations, such as Central and State universities or colleges.
    • Current Members: Members primarily include Secretaries from various government science departments, directors of top research institutions, and international figures, but not from Indian industry or local academia.
    • Industry and Academia Input: There is a critical need for representatives who understand the practical challenges and bottlenecks of the current university system and have ground-level experience.
    • Diversity Issues: There is minimal representation from the industry and a lack of diversity, with the sole industry representative being an Indian-American based in Silicon Valley and the only woman representative being the Secretary of the DSIR.

    R&D underfunding:

    • Current Funding Levels: India significantly underfunds research and development, allocating less than 1% of GDP to R&D. There is a pressing need to increase this to at least 4% to make Indian innovation globally competitive.
    • Systemic Overhaul: The current funding system requires a significant overhaul to boost research. This includes implementing a robust grant management system, ensuring timely disbursal of funds, and minimizing bureaucratic hurdles at both the funding body and grantee institutions.
    • Grant and Fellowship Disbursal: Timely disbursal of research grants and student fellowships is crucial. The aim should be a quick turnaround time of less than six months between application and fund disbursal to maintain the momentum of research activities.
    • Flexibility in Spending: Researchers need flexibility in spending research funds. The current system’s stringent general financial rules (GFR) and the requirement to use the Government e-marketplace (GeM) portal can hinder efficient resource utilization.
    • Diverse and Competent Leadership: The ANRF should be staffed with diverse representatives from practising natural and social scientists, young entrepreneurs, and women.

    Other steps taken by the Government: 

    • Atal Innovation Mission (AIM): It is a flagship initiative to promote innovation and entrepreneurship in the country. It aims to create an ecosystem for innovation and provide support to startups through incubators, accelerators, and mentorship programs.
    • Impacting Research Innovation and Technology (IMPRINT) Program: IMPRINT is a joint initiative of the Ministry of Education and the Ministry of Science and Technology to promote translational research.
    • Uchhatar Avishkar Yojana (UAY): UAY is a scheme to promote industry-specific need-based research in premier institutions.

     

    Conclusion: The ANRF should actively involve representatives from both Indian industry and academia in its Governing Board and Executive Council. This inclusion will ensure that decision-making processes are informed by practical insights and ground-level experiences.

    Mains PYQ: 

    Q  Scientific research in Indian universities is declining, because a career in science is not as attractive as are business professions, engineering or administration, and the universities are becoming consumer-oriented. Critically comment. (UPSC IAS/2014)

  • Nematocysts in Aquatic Ecosystems

    Central Idea

    • Evolution has crafted unique defense mechanisms in the animal kingdom, one of which is the nematocyst.

    Understanding Nematocysts

    • Structural Composition: A nematocyst comprises a capsule with a coiled tubule and a toxin-filled bulbous structure.
    • Rapid Deployment: Upon stimulation, the nematocyst ejects its tubule at an incredibly high acceleration, comparable to a bullet’s speed.
    • Fastest Biological Mechanisms: This ejection process is among the quickest in the animal kingdom.
    • Found in: Nematocysts are particularly prevalent in jellyfish, corals, sea anemones, and hydras, serving as effective tools for hunting and protection.

    Role in Cnidarians’ Survival

    • Cnidarians and Cnidocytes: Cnidarians, a group of animals characterized by cnidocytes (specialized cells), heavily rely on nematocysts for feeding and defense.
    • Activation Process: Contact with potential prey triggers sensory structures on cnidocytes, leading to the nematocyst’s release and subsequent prey immobilization or toxin injection.

    Diversity of Toxins in Nematocysts

    • Variety of Effects: Nematocyst toxins can be paralytic, halting prey movement, or cytolytic, breaking down cells.
    • Strategic Use: Cnidarians often employ a mix of toxins to enhance the effectiveness of their predatory and defensive actions.
    • Contribution to Cnidarians’ Success: The complexity and efficiency of nematocysts play a vital role in the survival and dominance of cnidarians in aquatic habitats.
    • Formidable Aquatic Predators: The presence of nematocysts makes cnidarians formidable entities in their ecosystems.

  • Patent exclusions — Madras High Court shows the way

    Draft Patent Amendment Rules Undermine Pre-grant Opposition

    Central idea 

    Madras High Court’s recent rulings on pharmaceutical patents clarify Section 3(e) and Section 3(i) exclusions, emphasizing evidence and contextual analysis for patent eligibility. The decisions highlight the necessity of bright-line rules for consistency in patent office decisions and suggest a legislative role in addressing gaps in pharmaceutical patent issues.

    Key Highlights:

    • Recent Madras High Court judgments by Justice Senthilkumar Ramamoorthy bring clarity to pharmaceutical patent exclusions in the Indian context.
    • The first case, Novozymes vs Assistant Controller of Patents, interprets Section 3(e), excluding compositions that are mere aggregations. The court specifies that known aggregates can still be patent-eligible if individual components meet patent criteria.
    • The second case, Hong Kong and Shanghai University vs Assistant Controller of Patents, deals with Section 3(i), excluding inventions related to the treatment of humans or animals. The court provides insights into the types of diagnoses excluded under this provision.

    Key Challenges:

    • Lack of bright-line rules in the interpretation of patent exclusions, leaving room for ambiguity and varied decisions.
    • Balancing the interests of pharmaceutical innovation, public health, and preventing overbroad monopolies poses a challenge for the courts.
    • The need for more legislative clarity on exclusions, with suggestions for in vitro process considerations and potential compulsory licensing.

    Key Terms and Phrases:

    • Section 3(e): Exclusion related to compositions that amount to a mere aggregation of components.
    • Section 3(i): Exclusion pertaining to inventions involving processes for the treatment of humans or animals.
    • Bright-line rules: Clear and specific guidelines for interpreting patent exclusions, ensuring consistency in decision-making.

    Key Quotes and Statements:

    • “Bright-line rules are very critical in the realm of pharmaceutical patents to provide consistency and certainty in decision-making.”
    • “The court’s insistence on producing evidence to demonstrate the synergistic properties of compositions is a welcome move for clarifying the scope of Section 3(e).”
    • “Courts need to be conscious of competing interests in pharmaceutical and medical patents, finding a robust balance point for all parties.”

    Way Forward:

    • Advocate for the formulation of bright-line rules to simplify decision-making in the Indian Patent Office.
    • Encourage legislative consideration for in vitro processes, accompanied by provisions for compulsory licensing.
    • Emphasize the importance of courts balancing socio-economic conditions and public health concerns in interpreting patent law provisions.

  • Langlands Program: Making Complex Math Connections Easier to Understand

    Central Idea

    • Robert Langlands, a mathematician famous for his “Langlands Program,” has shifted his focus to Turkish literature in his later years.
    • This program is about finding deep links between two areas of math: number theory (the study of numbers) and harmonic analysis (a type of math that breaks down functions or signals into simpler parts).

    Langlands Program: A Journey to Connect Different Math Areas

    • Beginning: In 1967, Robert Langlands, a young mathematician at Princeton, started this journey with a letter to another mathematician, Andre Weil, sharing some groundbreaking ideas.
    • Complex Ideas: The program is full of complicated ideas that are hard for even experts to fully understand.
    • Goal: It aims to connect number theory and harmonic analysis, two areas of math that don’t seem related at first.

    The Purpose of the Program

    • Abel’s Discovery: In 1824, Niels Henrik Abel showed that it’s impossible to find a one-size-fits-all solution for certain math equations (polynomial equations) beyond a certain complexity.
    • Galois’s Approach: Evariste Galois, who didn’t know about Abel’s work, suggested looking at patterns (symmetries) in the solutions of these equations instead of trying to solve them directly.
    • Galois Groups: These are groups that show the patterns in the solutions of these equations and are key to the Langlands Program.
    • Linking Ideas: The program tries to connect these Galois groups with something called automorphic functions, which would allow using calculus (a branch of math) to explore these equations, connecting harmonic analysis and number theory.

    Automorphic Functions: Connecting Different Areas of Math

    • Example of Automorphic Function: Think of functions that have a repeating pattern, like the way sine functions in trigonometry work.
    • Special Symmetry: Automorphic functions have a unique property where they remain the same even after certain transformations, showing a special kind of symmetry.
    • Role in Langlands Program: The program’s goal is to link these special functions with Galois groups, leading to new ways of understanding and solving math problems.

    Impact of the Program

    • Solving an Old Puzzle: In 1994, Andrew Wiles and Richard Taylor used ideas from the Langlands Program to solve Fermat’s Last Theorem, a famous and old math problem.
    • Creating New Functions: This program helps in making new types of automorphic functions, which could help solve other complex math problems, like the Ramanujan conjectures.
    • Geometric Langlands: This is a branch of the Langlands Program that looks at connections between different fields like algebraic geometry, representation theory, and even physics.
    • Math and Physics Connection: Recent studies suggest that this program might help in understanding things in physics, like the study of electromagnetic waves.